Main Unit (Back)KX-VC1600A B C D FK M TON P Q R S UE G H I JLKX-VC1300A B C D FK M TON P Q RE G I JUCamera Control terminalNot used.RS-232C terminalNormally not used. Used to connect a computer for maintenance.USB jack (Page 126, Page 128)Used to connect a USB memory device for saving the operation log and for updating the software.MIC (Digital) jack (Page 26)Used to connect the Digital Boundary Microphone (optional) (Page 17).MIC (Analog) jack (Page 26)Used to connect the Analogue Boundary Microphone (optional) (Page 17).Audio In L/R jack (Page 27)Used to connect general-purpose microphones (not for the Boundary Microphone).Audio Out L/R jackUsed to connect an amplifier or active speaker (Page 31). Also used to connect the speakers of a displaywithout an HDMI terminal for audio output (Page 32).Component terminal (KX-VC1600 only) (Page 32)Used to connect to the display with a component video cable.Functional Earth terminalUsed to connect an earthing wire for when there is a lot of noise over the connection.Video SwitchUsed to set the unit’s video frequency. Sets the unit’s video frequency to be the same as the connecteddevice.LAN1 jack (Page 27)Connect a LAN cable.LAN2 jack (KX-VC1600 only) (Page 27)Connect a LAN cable.Document Version 2015-03 User Manual 19Preparation